A big insurance-coverage battle is heating up between Federal Insurance Co. and insured alcoholic-beverage manufacturers, over whether policies will cover claims that the booze ads improperly target under-age drinkers. Federal is in court trying to get a declaration that it does not have to defend the firms in the popular and burgeoning class action industry that's arisen around such claims. Via Law.com, Pam Smith of The Recorder has the story.